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When -fimplicit-none-ext is passed, flang behaves as if "implicit none(external)" was specified for all relevant constructs in Fortran source file. Note: implicit17.f90 was based on implicit07.f90 with `implicit none(external)` removed and `-fimplicit-none-ext` added.
15 lines
512 B
Fortran
15 lines
512 B
Fortran
! RUN: %python %S/test_errors.py %s %flang_fc1 -fimplicit-none-ext
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external x
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integer :: f, i, arr(1) = [0]
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call x
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!ERROR: 'y' is an external procedure without the EXTERNAL attribute in a scope with IMPLICIT NONE(EXTERNAL)
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call y
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!ERROR: 'f' is an external procedure without the EXTERNAL attribute in a scope with IMPLICIT NONE(EXTERNAL)
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i = f()
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block
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!ERROR: 'z' is an external procedure without the EXTERNAL attribute in a scope with IMPLICIT NONE(EXTERNAL)
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call z
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end block
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print *, arr(1) ! no error
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end
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